,状语从句,句子,句子的类型,简单句,并列句,复合句,复合句,名词性从句,主语从句,宾语从句,表语从句,同位语从句,定语从句,状语从句,定义： 在复合句中由从句表示的状语称作状语从句，它可以用来修饰谓语（包括非谓语动词）、定语或状语，或是整个句子。 从属连词 用来连接两个句子、且一个句子从属于另一个句子（即从句）的连词。这类连词叫从属连词。从属连词主要用于引导各种状语从句。,状语从句,时间状语从句,原因状语从句,条件状语从句,让步状语从句,目的状语从句,结果状语从句,地点状语从句,比较状语从句,方式状语从句,时间状语从句,when,while,as,since,before,after, until,till, once,as soon as,every time, hardlywhen, no sooner. than, the moment, immediately,* when/while/as 1. _ time went on, things began to change. 2.She thought I was talking ahout her daughter,_ ,in fact ,I was talking about my daughter. 3. _ I accept that he is not perfect, I do actually like the person. 4.I was walking along the road _ suddenly someone patted me on the shoulder from behind. 5. The students sang _ they went along.,when,As,while,While,as,一边.一边,:and then:正在的时候,突然,随着.,表对比:而,表让步:虽然,6.Strike _ the iron is hot. 7. _ a child,he lived in the countryside. 8. Be careful _ crossing the steet.,while,As,when/while,as+n.=when.,1).Turn off the light _ you leave the classroom. 2).Someone called me up in the middle of the night but they hung up _ I could answer the phone. 3).It wont be long _he finishes his writing. It will be/was一段时间before: It will be/was not一段时间before,* before,before,before,:在之前,:还未来得及.就.,不等.就.,before,:不多久就.,:还要过.才.,finishes,* after After he finished his work,he left there. He finished his work before he left there. After finishing his work,he left there. * since I _ (know)him since he was a boy. 自从他参军以来已有两年了. It is (has been)two years since he joined the army.,: conj&prep.,have known,* until (till) He waited until/till his mother came back. He will not go to bed until(till) his mother comes. Not until all the fish died in the river _ (村民才意识到) how serious the pollution was. It wasnt until all the fish died in the river that the villagers realized how.,did the villagers realize,(肯定句):(一直).为止,(否定句):直到.才,* as soon as:一就 他一到达就打电话给我. He telephoned me as soon as he arrived. the moment/instant/minute; immediately/directly; _ his arrival he telephoned me. hardly.when. ;no sooner. than. I had no sooner got home than it began to rain. No sooner had I got home than it began to rain.,On,every time,each time:每次. Every time/each time I come, he is reading. once:一旦.就. 她一旦下了决心,什么也不能使她改变. Once she has made up her mind, nothing can change it.,原因状语从句,because, since, as, now that,Because he was ill,he didnt go to school. He didnt go to school because of his illness. He was ill,so he didnt go to school. Being ill, he didnt go to school. since=now that Now that class is over,lets go to play football.,既然,as常用于表示十分明显的原因，重点放在主句上，语气较弱，常译成“由于”. As its getting darker, we must go home now. He must be ill, for he is absent today.,条件状语从句,if,unless,so/as long as, in case,on condition that,if If you work harder,you will succeed. Work harder, and you will succeed. Work harder,or you wont succeed. Working harder,you will succeed. unless Unless he comes, we wont be able to go. If he doesnt come,we wont be able to go.,:if. not 除非,* as/so long as(只要 ) You may borrow the book as long as you keep it clean. * in case(万一） Send us a message in case you have any difficulty. *on condition that（条件是） Well let you use the room on condition that you keep it tidy.,地点状语从句,where,where Where there is a will, there is a way. Where there is smoke, there is fire. 无风不起浪. 青年人应该去最需要他们的地方. Young people should go where they are most needed. Young people should go to the place where they are most needed.,:在.地方,定语从句,让步状语从句,as,although,though,whether,even if/though, no matter who/when/what., however, whatever.,让步状语从句 :表示“虽然”、“尽管”、“即使” Although(Though) he is old ,he works hard. He is old,but he works hard. Old as he is ,he works hard. 用as 引导的让步状语从句用倒装语序，即把从句中的表语、状语或动词原形放在as前面. adj./n./adv./v. +as +主语+其他成分 Much as I like it ,I wont buy it. Try as you may, you will never succeed.,*Even though (even if) you say so,I dont believe it. Youll have to attend the ceremony whether you are busy or not. Whenever(No matter when) you come to our country,you will be warmly welcomed. However late / no matter how late he is, his mother will wait for him to have dinner together.,即使,in spite of; despite;regardless of :prep. + n. He went out in spite of the fact that he had a bad cold He went out in spite of the cold.,目的状语从句,so that, in order that,以便/为了,从句中常常使用一些情态动词,如：can, could, may, might, should等 He got up early so that he could catch the train. =He got up early to/in order to/so as to catch the train.,以防: in case; for fear (that) 你最好带上你的伞,以防下雨 Youd better take your umbrella with you in case/for fear (that) you rains.,结果状语从句,so that; so /such that,太.以至于.，如此.以至于.,We turned up the radio so that everyone could hear the news. We turned up the radio, so that everyone heard the news.,目的状语从句,结果状语从句,结果状语从句: such + a/an+adj.+单数名词 +that clause such+adj.+n.s/n.u +that. such+many/much/few/little+n(s).+that. so +adj.(+a/an+单数名词)+